Performance you can depend on. The EN100 Wall Transformer is a modern attractive product that ensures proper storage of the instruments. Suitable for all HEINE 3.5 V instruments. The EN100 provides a constant 3.5 V output voltage independent of mains voltage fluctuations. Economical in use, always the right amount of light and environmentally-friendly. No batteries necessary. Magnetic On / Off mechanism. No moving parts that can wear out or be damaged. Durable and maintenance-free. Once selected, the brightness remains the same. Soft start avoids current surge during the switch-on phase. Protects bulbs in the critical switch-on phase and prolongs bulb life. Economical in use. Advanced, ergonomic handle design. Continuous brightness control on the handle. Quality spiral cords with a comfortable working radius of up to 3 m. Instrument locks as standard equipment prevent unauthorised removal. Flexible extension option. The Basic unit or the Single unit are freely expandable with the Extension Unit or with additional components. How to select your personal Diagnostic Centre: Order the EN100 Wall Transformer and the Extension Unit or additional system components such as the AllSpec Tip-dispenser or GAMMA XXL LF-W Sphygmomanometer. Select the instruments of your choice (3.5 V version) individually from the HEINE range.